<ul class="function-list">
    {% for function_pair in site.data.functions %}
    {% assign function_id = function_pair[0] %}
    {% assign function = function_pair[1] %}
    {% unless include.bin.functions[function_id] %}{% continue %}{% endunless %}
    <li><a href="{{ include.bin.url }}#{{ function_id }}">{{ function.label }}</a></li>
    {% endfor %}
</ul>
